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| author |   David Teigland <teigland@redhat.com> | 2008-12-09 14:12:21 -0600 |
|---|---|---|
| committer | David Teigland <teigland@redhat.com> | 2008-12-23 10:18:17 -0600 |
| commit | eeda418d8c2646f33f24e9ad33d86c239adc6de7 (patch) | |
| tree | fecfb293e62cc043d57535481913b37347006a4c /fs/dlm/debug_fs.c | |
| parent | dlm: improve how bast mode handling (diff) | |
| download | linux-dev-eeda418d8c2646f33f24e9ad33d86c239adc6de7.tar.xz linux-dev-eeda418d8c2646f33f24e9ad33d86c239adc6de7.zip | |
dlm: change lock time stamping
Use ktime instead of jiffies for timestamping lkb's. Also stamp the
time on every lkb whenever it's added to a resource queue, instead of
just stamping locks subject to timeouts. This will allow us to use
timestamps more widely for debugging all locks.
Signed-off-by: David Teigland <teigland@redhat.com>
Diffstat (limited to 'fs/dlm/debug_fs.c')
| -rw-r--r-- | fs/dlm/debug_fs.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/fs/dlm/debug_fs.c b/fs/dlm/debug_fs.c index 8fc24f4507a3..19e4f9eb44e1 100644 --- a/fs/dlm/debug_fs.c +++ b/fs/dlm/debug_fs.c @@ -162,21 +162,21 @@ static int print_resource(struct dlm_rsb *res, struct seq_file *s) static void print_lock(struct seq_file *s, struct dlm_lkb *lkb, struct dlm_rsb *r) { - unsigned int waiting = 0; - uint64_t xid = 0; + u64 xid = 0; + u64 us; if (lkb->lkb_flags & DLM_IFL_USER) { if (lkb->lkb_ua) xid = lkb->lkb_ua->xid; } - if (lkb->lkb_timestamp) - waiting = jiffies_to_msecs(jiffies - lkb->lkb_timestamp); + /* microseconds since lkb was added to current queue */ + us = ktime_to_us(ktime_sub(ktime_get(), lkb->lkb_timestamp)); - /* id nodeid remid pid xid exflags flags sts grmode rqmode time_ms + /* id nodeid remid pid xid exflags flags sts grmode rqmode time_us r_nodeid r_len r_name */ - seq_printf(s, "%x %d %x %u %llu %x %x %d %d %d %u %u %d \"%s\"\n", + seq_printf(s, "%x %d %x %u %llu %x %x %d %d %d %llu %u %d \"%s\"\n", lkb->lkb_id, lkb->lkb_nodeid, lkb->lkb_remid, @@ -187,7 +187,7 @@ static void print_lock(struct seq_file *s, struct dlm_lkb *lkb, struct dlm_rsb * lkb->lkb_status, lkb->lkb_grmode, lkb->lkb_rqmode, - waiting, + (unsigned long long)us, r->res_nodeid, r->res_length, r->res_name); |